I tried to go back and edit the post but was unable to. This link should work for the problem
http://s30.postimg.org/k3ksocech/scan.jpg
thanks for the heads up.
Thanks for the quick reply but I'm not able to follow your work.
sqrt (1/4e^2x + 1/4e^-2x + 1/2) = 1/2 (e^-x + e^x)
I'm not sure how the above math is done. Thanks
Homework Statement
I'm trying to find Arc Length of F(x) = (e^x + e^-x)/2
0< x < 2]
Homework Equations
L = integrate sqrt ( 1 + (dy/dx))^2)
The Attempt at a Solution
(dy/dx)^2 + 1 = 1/4e^2x + 1/4e^-2x + 1/2]
I don't know how to take the square root of the above function so I can be...
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